Bindu - Traditional Yantras provide the Bindu because the central issue on the yantra. It is said to become the symbolic representation of the first form, generally known as ellipsoid or linga. It's regarded as the chakra of pure consciousness, and thus, the Crown Chakra Yantra (or Sahasrara Chakra Yantra) https://www.youtube.com/@Mahavidyabaglamukhi